Its under intake but it is prob. the oxygen sincere had the same code come up it was the ox.sen.
how do you change the knock sensor in a 2003 Chevy silverado 5.3
how do I disconnect the Electrical connection on knock sensor
under the intake manifold
under the dome
I found in a google search 15ftlbs torque for the knock sensor.
how to replace a knock sensor on a 2000 Chevy 6.0 step by step
you have to pull off the intake they are under there. you have two you might as well replace both
Under the intake manifold there are 2 knock sensors
Under the intake manifold.
NO.
$300.00
The knock sensor is located on top of the block in a 4.8 2002 engine. The intake will have to be removed to get to the sensor.